--- a
+++ b/Code/Drug Discovery/Meta-Llama-3/SMILES to SELFIES estimator.ipynb
@@ -0,0 +1,90 @@
+{
+  "nbformat": 4,
+  "nbformat_minor": 0,
+  "metadata": {
+    "colab": {
+      "provenance": [],
+      "machine_shape": "hm"
+    },
+    "kernelspec": {
+      "name": "python3",
+      "display_name": "Python 3"
+    },
+    "language_info": {
+      "name": "python"
+    }
+  },
+  "cells": [
+    {
+      "cell_type": "code",
+      "execution_count": 1,
+      "metadata": {
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 0
+        },
+        "id": "gwcBUTqt0Uuz",
+        "outputId": "c97a5433-ce1a-440f-888d-0c2ccbbc4a1a"
+      },
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "Collecting selfies\n",
+            "  Downloading selfies-2.1.1-py3-none-any.whl (35 kB)\n",
+            "Installing collected packages: selfies\n",
+            "Successfully installed selfies-2.1.1\n"
+          ]
+        }
+      ],
+      "source": [
+        "# !pip install selfies --upgrade\n",
+        "# github, aspuru-guzik-group/selfies, https://github.com/aspuru-guzik-group/selfies"
+      ]
+    },
+    {
+      "cell_type": "code",
+      "source": [
+        "import selfies as sf\n",
+        "\n",
+        "adenine = \"Nc1c2ncNc2ncn1\"\n",
+        "\n",
+        "# SMILES -> SELFIES -> SMILES translation\n",
+        "try:\n",
+        "    adenine_sf = sf.encoder(adenine)  #\n",
+        "    adenine_smi = sf.decoder(adenine_sf)  # NC1=NC=NC2=C1N=CN2\n",
+        "except sf.EncoderError:\n",
+        "    pass  # sf.encoder error!\n",
+        "except sf.DecoderError:\n",
+        "    pass  # sf.decoder error!\n",
+        "\n",
+        "len_adenine = sf.len_selfies(adenine_sf)  # 8\n",
+        "\n",
+        "symbols_adenine = list(sf.split_selfies(adenine_sf))\n",
+        "# ['[C]', '[=C]', '[C]', '[=C]', '[C]', '[=C]', '[Ring1]', '[=Branch1]']\n",
+        "print(\"SMILES =\", adenine_smi)\n",
+        "print(\"SELFIES =\", adenine_sf)"
+      ],
+      "metadata": {
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 0
+        },
+        "id": "m9c5VU9i0eEh",
+        "outputId": "2253edd6-ecf5-4282-e83f-27e6aa1e2708"
+      },
+      "execution_count": 8,
+      "outputs": [
+        {
+          "output_type": "stream",
+          "name": "stdout",
+          "text": [
+            "SMILES = NC1=C2N=CNC2=NC=N1\n",
+            "SELFIES = [N][C][=C][N][=C][N][C][Ring1][Branch1][=N][C][=N][Ring1][=Branch2]\n"
+          ]
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file